cnvd - cnvd-2020-41862

cnvd-2020-41862

Vulnerability from cnvd

Title: Appweb空指针解引用漏洞

Description:

Appweb是一款用于嵌入式应用程序的Web服务器。

Appweb存在空指针解引用漏洞。该漏洞源于支持CGI的Appweb不能正确处理带有缺少确切范围的Range header的HTTP请求。攻击者可利用该漏洞导致拒绝服务。

Severity: 中

Formal description:

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://github.com/embedthis/appweb-gpl

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-15689

Impacted products

Name
['Embedthis Software Appweb <7.2.2', 'Embedthis Software Appweb 8.*;<8.1.0']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-15689",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-15689"
    }
  },
  "description": "Appweb\u662f\u4e00\u6b3e\u7528\u4e8e\u5d4c\u5165\u5f0f\u5e94\u7528\u7a0b\u5e8f\u7684Web\u670d\u52a1\u5668\u3002\n\nAppweb\u5b58\u5728\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u652f\u6301CGI\u7684Appweb\u4e0d\u80fd\u6b63\u786e\u5904\u7406\u5e26\u6709\u7f3a\u5c11\u786e\u5207\u8303\u56f4\u7684Range header\u7684HTTP\u8bf7\u6c42\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://github.com/embedthis/appweb-gpl",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-41862",
  "openTime": "2020-07-22",
  "products": {
    "product": [
      "Embedthis Software Appweb \u003c7.2.2",
      "Embedthis Software Appweb 8.*;\u003c8.1.0"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-15689",
  "serverity": "\u4e2d",
  "submitTime": "2020-07-14",
  "title": "Appweb\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e"
}

CVE-2020-15689 (GCVE-0-2020-15689)

Vulnerability from cvelistv5

Published

2020-07-13 13:48

Modified

2024-08-04 13:22

Severity ?

CWE

Summary

Appweb before 7.2.2 and 8.x before 8.1.0, when built with CGI support, mishandles an HTTP request with a Range header that lacks an exact range. This may result in a NULL pointer dereference and cause a denial of service.

References

▼	URL	Tags
	https://github.com/embedthis/appweb-gpl/issues/2	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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            "url": "https://github.com/embedthis/appweb-gpl/issues/2"
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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